Chevy LS 427 LS Next Power Adder Long Blocks

Chevy LS 427 LS Next Power Adder Long Blocks

Chevy LS 427 LS Next Power Adder Long Blocks Shown With Optional Equipment
427 LS Next Dyno Tested
Long Blocks

Looking To Run An LS Platform Engine With A Turbo, Supercharger Or Nitrous? You're Going To Need One Of These!!

Order One Of Our 427 LONG Blocks For A Strong And Reliable Foundation. Just Pick Your Level Of Strength And We Supply Those High Quality Parts Along With Our World Famous Precision CNC Machine Work And Balancing. The Finishing Touch Is One Of Our Ultra Experienced Race Engine Assemblers Puts Your Short Together With Exact Blueprint Tolerances And The Extra Care Only A True Professional Can Deliver.

  • 427 Bore & Stroke
  • Compression Ratio
  • 4.125 x 4.000
  • 9.5 to 1



Supercharged / Turbo / Nitrous

Stage I

Rated For Up To 1200 HP

  • Dart SHP LS Next Block
  • Callies/Compstar 4340 Forged Steel Crank (1)
  • Molnar 4340 Turbo Forged Steel Rods
  • ARP 2000 Asymmetrical Rod Bolts
  • Diamond LSX 2K 2618 Forged Pistons>
  • H-13 Steel Wrist Pins
  • AP Steel Ring Set
  • Clevite 77 "H" Series Main & Rod Bearings
  • Complete Assembly Internally Balanced
  • Mallory Included (where necessary)
  • SSRE/Comp Custom Grind Hydraulic Cam
  • Hi-Rev Hydraulic Roller Lifters
  • Cloyes True Roller Timing Set
  • ATI Super Damper Harmonic Balancer

  • AFR LS3 Mongoose 260cc 12° Heads
  • Fully CNC Ported w/6 Bolt Configuration
  • 2.165"/1.600" 8mm Stainless Bead Lock Valves
  • PAC Racing Hydraulic Roller Springs
  • 7° Bead Lock Titanium Retainers
  • GM LS3 Rockers Arms w/Bushed Trunions
  • Chromemoly 3/8 .080" Wall Pushrods
  • Cometic MLS Head Gaskets
  • ARP Head Stud Kit For 6 Bolt Heads

  • GM Aluminum Front & Rear Cover w/Seal
  • GM Aluminum Valley Cover
  • Melling Race Prepped Oil Pump
  • Holley Hot Rod Retrofit Oil Pan
  • Holley Valve Covers w/Coil Bosses
  • Individually Dyno Tested With Carb & Intake
$ 14,375

Stage II

Rated For Up To 1500 HP

  • Dart SHP "Pro" LS Next Block
  • Dragonslayer 4340 Forged Steel Crank (1)
  • Callies Ultra-H 4340 H-Beam Forged Rods
  • ARP 2000 Rod Bolts
  • Diamond LSX 2K 2618 Forged Pistons
  • H13 Steel Wrist Pins
  • AP Steel Ring Set
  • Clevite 77 "H" Series Main & Rod Bearings
  • Complete Assembly Internally Balanced
  • Mallory Included (where necessary)
  • SSRE/Comp Custom Grind Hydraulic Cam
  • Hi-Rev Hydraulic Roller Lifters
  • Cloyes True Roller Timing Set
  • ATI Super Damper Harmonic Balancer

  • AFR LS3 Mongoose 260cc 12° Heads
  • Fully CNC Ported w/6 Bolt Configuration
  • 2.165"/1.600" 8mm Stainless Bead Lock Valves
  • PAC Racing Hydraulic Roller Springs
  • 7° Bead Lock Titanium Retainers
  • GM LS3 Rockers Arms w/Bushed Trunions
  • Chromemoly 3/8 .080" Wall Pushrods
  • Cometic MLS Head Gaskets
  • ARP Head Stud Kit For 6 Bolt Heads

  • GM Aluminum Front & Rear Cover w/Seal
  • GM Aluminum Valley Cover
  • Melling Race Prepped Oil Pump
  • Holley Hot Rod Retrofit Oil Pan
  • Holley Valve Covers w/Coil Bosses
  • Individually Dyno Tested With Carb & Intake
$ 16,500

Stage III

Rated For Up To 2000 HP

  • Dart SHP "Pro" LS Next Block
  • Callies Magnum Fully CCW 4340 Steel Crank (1)
  • Callies Ultra-I 4340 I-Beam Forged Rods
  • Callies/ARP Ultra Bolt
  • Diamond LSX 2K 2618 Forged Pistons
  • H-13 Steel Wrist Pins
  • AP Steel Ring Set
  • Clevite 77 "H" Series Main & Rod Bearings
  • Complete Assembly Internally Balanced
  • Mallory Included (where necessary)
  • SSRE/Comp Custom Grind Hydraulic Cam
  • Hi-Rev Hydraulic Roller Lifters
  • Cloyes True Roller Timing Set
  • ATI Super Damper Harmonic Balancer

  • AFR LS3 Mongoose 260cc 12° Heads
  • Fully CNC Ported w/6 Bolt Configuration
  • 2.165"/1.600" 8mm Stainless Bead Lock Valves
  • PAC Racing Hydraulic Roller Springs
  • 7° Bead Lock Titanium Retainers
  • GM LS3 Rockers Arms w/Bushed Trunions
  • Chromemoly 3/8 .080" Wall Pushrods
  • Cometic MLS Head Gaskets
  • ARP Head Stud Kit For 6 Bolt Heads

  • GM Aluminum Front & Rear Cover w/Seal
  • GM Aluminum Valley Cover
  • Melling Race Prepped Oil Pump
  • Holley Hot Rod Retrofit Oil Pan
  • Holley Valve Covers w/Coil Bosses
  • Individually Dyno Tested With Carb & Intake
$ 17,500
Blocks
Dart LSNext Aluminum Block $3500
Crankshafts
3.622" (388 Cu.In.) Stage I, Stage II or Stage III $Call
3.750" (401 Cu.In.) Stage III Only $Call
Valvetrain
Severe Duty Inconel Exhaust Valves $350
Crower Stainless Steel Shaft Rocker System $Call
Oil Pumps - Oil Pans - Vacuum Pump
Holley Road Race Baffle For The Retrofit Muscle Car Oil Pan add$225
Accessories
Master Power Silent Drive Vacuum Pump Kit For Power BrakesImage Close$589